The 3.0-liter 24-valve Toyota 7M-GE engine was produced by the company from 1986 to 1992 and was installed on such popular models of the Japanese concern as the Supra, Chaser, Crown and Mark II. This power unit was distinguished by an unusual arrangement of valves at an angle of 50 degrees.
The M family also includes engines: 5M‑EU, 5M‑GE and 7M‑GTE.
The engine was installed on:
- Toyota Chaser 4 (X80) in 1989 – 1992;
- Toyota Crown 8 (S130) in 1987 – 1991;
- Toyota Mark II 6 (X80) in 1988 – 1992;
- Toyota Supra 3 (A70) in 1986 – 1992.
Specifications
| Production years | 1986-1992 |
| Displacement, cc | 2954 |
| Fuel system | injector |
| Power output, hp | 190 – 205 |
| Torque output, Nm | 250 – 265 |
| Cylinder block | cast iron R6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 91 |
| Compression ratio | 9.1 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 4.4 |
| Fuel type | petrol |
| Euro standards | EURO 2 |
| Fuel consumption, L/100 km (for Toyota Mark II 1990) — city — highway — combined |
12.1 8.2 10.0 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 185 |
Disadvantages of the Toyota 7M-GE engine
- The most famous engine problem is a breakdown of the cylinder head gasket in the area of the 6th cylinder;
- Often, owners stretch the cylinder head bolts too much and simply break them;
- Also here quite often the ignition system fails and the idle valve sticks;
- The weak points of the engine include the oil pump, its performance is low;
- There are no hydraulic lifters and every 100 thousand km it is necessary to adjust the valves.
Give valve clearance as well